99% of us can't lick the elbow. What is the reason, you know?

Why can't you lick the elbow, elbow? There is a reason.

"You can't lick an elbow" - this truth sounds familiar, isn't it. Dare to bet that when I first heard this sentence, everyone would try it on their own and immediately, without any hesitation.

See?You can't lick to the elbow, right?

But sounds familiar, do you know why I can't do that? And why do some people, even a few, do this unthinkable thing?

Why can't we lick to the elbow?

When you try bending your elbows to your mouth, you will see a proper distance "far from the horizon near your eyes" between your hands and tongue.

The reason is because our joints are shaped like a door, in which ligaments and cartilage act as hinges.

With them, it is very difficult for joints to bend too much . If you still want to lick, you can . deflect your shoulder, or blame your parents why your tongue does not grow a few inches longer.

There is this tongue .

. burn!

However, why are there superheroes who can do this? To explain, we must go from the stage of birth .

Children born, muscles and joints may not develop. This is your extremely flexible joint, which can do things that when you grow up are thought to be unthinkable for many people. For example, stretch your legs, bend your back so that your palms and legs are firmly on the ground .

Difficult.

Still hard .

Do you understand here? People who maintain the flexibility of joints from small to large - yoga, gym, aerobics . often have the ratio . lick the elbow higher . If you do not exercise, when you grow up, your joints become solid and lack flexibility.

In addition, some cases carry innate flexible joint bones that can do this.